//
//  Animal.m
//  08_Work
//
//  Created by dllo on 16/7/13.
//  Copyright © 2016年 yh. All rights reserved.
//

#import "Animal.h"

@implementation Animal
- (void)add:(id)object {

}

- (__kindof NSString *)returnStr {
    return [NSString string];
}
@end
